Rachel Hearson changed careers after helping others on the Phi Phi Islands in Thailand who survived the 2004 tsunami ...

Photojournalist Thomas Peschak overcomes challenges to bring the Amazon River system to life in pictures to protect it. Read ...

Within a year, he healed enough to climb again — and break another record. In the National Geographic documentary "The ...

"I don't mind telling the story of what happened to me on the day," Louis Mullan tells PEOPLE in this week's issue ...

Louis Mullan and his brother Theo were taken in by a neighboring family in England after their parents died in the world's ...